<div class="problemindexholder" problemindex="A">
 <div class="ttypography">
  <div class="problem-statement">
   <div class="header">
    <div class="title">
     A. Div. 64
    </div>
    <div class="time-limit">
     <div class="property-title">
      time limit per test
     </div>
     1 second
    </div>
    <div class="memory-limit">
     <div class="property-title">
      memory limit per test
     </div>
     256 megabytes
    </div>
    <div class="input-file">
     <div class="property-title">
      input
     </div>
     standard input
    </div>
    <div class="output-file">
     <div class="property-title">
      output
     </div>
     standard output
    </div>
   </div>
   <div>
    <p>
     Top-model Izabella participates in the competition. She wants to impress judges and show her mathematical skills.
    </p>
    <p>
     Her problem is following: for given string, consisting of only 0 and 1, tell if it's possible to remove some digits in such a way, that remaining number is a representation of some positive integer, divisible by 64, in the binary numerical system.
    </p>
   </div>
   <div class="input-specification">
    <div class="section-title">
     Input
    </div>
    <p>
     In the only line given a non-empty binary string
     <span class="tex-span">
      <i>
       s
      </i>
     </span>
     with length up to
     <span class="tex-span">
      100
     </span>
     .
    </p>
   </div>
   <div class="output-specification">
    <div class="section-title">
     Output
    </div>
    <p>
     Print «
     <span class="tex-font-style-tt">
      yes
     </span>
     » (without quotes) if it's possible to remove digits required way and «
     <span class="tex-font-style-tt">
      no
     </span>
     » otherwise.
    </p>
   </div>
   <div class="sample-tests">
    <div class="section-title">
     Examples
    </div>
    <div class="sample-test">
     <div class="input">
      <div class="title">
       Input
      </div>
      <pre>100010001<br/></pre>
     </div>
     <div class="output">
      <div class="title">
       Output
      </div>
      <pre>yes</pre>
     </div>
     <div class="input">
      <div class="title">
       Input
      </div>
      <pre>100<br/></pre>
     </div>
     <div class="output">
      <div class="title">
       Output
      </div>
      <pre>no</pre>
     </div>
    </div>
   </div>
   <div class="note">
    <div class="section-title">
     Note
    </div>
    <p>
     In the first test case, you can get string
     <span class="tex-span">
      1 000 000
     </span>
     after removing two ones which is a representation of number
     <span class="tex-span">
      64
     </span>
     in the binary numerical system.
    </p>
    <p>
     You can read more about binary numeral system representation here:
     <a href="https://en.wikipedia.org/wiki/Binary_system">
      https://en.wikipedia.org/wiki/Binary_system
     </a>
    </p>
   </div>
  </div>
  <p>
  </p>
 </div>
</div>
